/*
 * Copyright (c) 2006, 2022, webrx.cn All rights reserved.
 *
 */
package cn.webrx;

/**
 * <p>Project: app2022 - O4
 * <p>Powered by webrx On 2022-01-10 14:35:16
 *
* @author webrx [webrx@126.com]
 * @version 1.0
 * @since 17
 */
public class O4 {
    //成员变量
    int age = 18;

    void show(){
        //局部变量
        //int age = 5;
        System.out.println(age);//如果有局部变量，就输出，如果没有局部变量，就输出成员变量
        System.out.println(this.age);
        int xy = 6;
        System.out.println(age + xy);
    }
}
